16065843333820 has 48 divisors (see below), whose sum is σ = 40587393692160. Its totient is φ = 5218379187264.

The previous prime is 16065843333803. The next prime is 16065843333821. The reversal of 16065843333820 is 2833334856061.

It is a super-2 number, since 2×16065843333820² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16065843333821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3019892704 + ... + 3019898023.

It is an arithmetic number, because the mean of its divisors is an integer number (845570701920).

Almost surely, 2^{16065843333820} is an apocalyptic number.

16065843333820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16065843333820 is an abundant number, since it is smaller than the sum of its proper divisors (24521550358340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16065843333820 is a wasteful number, since it uses less digits than its factorization.

16065843333820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6039790762 (or 6039790760 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 52.

The spelling of 16065843333820 in words is "sixteen trillion, sixty-five billion, eight hundred forty-three million, three hundred thirty-three thousand, eight hundred twenty".